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how does temperature affect the equilibrium constant of the reaction between ethanoic acid and ethanol (condensation reaction at room temperature and pressure.
A pound of coffee beans yields 40 cups of coffee (4 cups = 1 ). How many milliliters of coffee can be obtained from 1.0 of coffee beans?
A stream of humid air containing 1.00 mole % H2O(v) and the balance dry air is to be humidified to a water content of 10.0 mole % H2O. For this purpose
Determine the amount of hydrochloric gas that should be bubbled into the buffer to triple hydronium ion concentration is closest to what?
Calculate the following values for a 0.0150 M solution of NaH2A. and Calculate the following values for a 0.0150 M solution of Na2HA.
The reactant concentration in a zero-order reaction was 9.00×10-2M after 175 s and 4.00×10-2M after 325 s. What is the rate constant for this reaction?
A 38.8 L volume of methane gas is heated from 25°C to 72°C at constant pressure. What is the final volume of the gas
An unknown Cu2+ sample gave an absorbance of 0.262 in an atomic absorption analysis. Then 1.00 ml of solution containing 100.0 ppm Cu2+ was mixed with 95.0 ml of the unknown, and mixture was diluted to 100.0 ml in a volumetric flask.
Laboratory-grade diethyl ether contains small amounts of ethanol (1-2%). Is this grade of solvent suitable for the preparation
the alcohol attacking the 2-phenylacetic acid with the subsequent loss of a proton. b. protonation of the ethanol by H2SO4. c. protonation of the carbonyl oxygen of the 2-phenylacetic acid. d. protonation of the hydroxyl group of the 2-phenylac..
prepare 250ml of a .5 mol/L aqueous solution of magnesium nitrae, Mg(N3)2. what mass of magnesium nitrate do you need?
draw and label structures cis and trans isomers of 3,4 -dibromo-3-hexene, 3) structure of terpin hydrate. Is it more water soluable or less than the starting material?
Calculate the concentrations of all species in a 1.08 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
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